
<!DOCTYPE html>
<html lang="zh-CN">
  <head>
    <meta charset="utf-8"/>
    <meta http-equiv="X-UA-Compatible" content="IE=edge"/>
    <meta name="viewport" content="width=device-width, initial-scale=1"/>
      <meta name="viewport" content="width=device-width,initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no"/>
      <title>音乐播放器登录页面</title>

    <!-- 1. 导入CSS的全局样式 -->
    <link href="css/bootstrap.min.css" rel="stylesheet">
    <!-- 2. jQuery导入，建议使用1.9以上的版本 -->
	  <script src="js/jquery-3.1.1.min.js"></script>
    <!-- 3. 导入bootstrap的js文件 -->
    <!--<script src="js/bootstrap.min.js"></script>-->
	  <script type="text/javascript"></script>
	  <style>
		  #body{
			  background-image: url("images/3.png");
              /*background-size:100% 100%;
              background-attachment: fixed;*/
      }
      </style>


	<!-- <script>
		$(function(){
			$("#submit").click(function(){
				var username = $("#username").val();
				var password = $("#password").val();

				if(username==null || password==null){
					alert("用户名或密码不能为空");
					return;
				}
				
				$.ajax({
					url:"/user/login",
					data:{"username":username,"password":password},
					type:"POST",
					dataType:"json",
					success:function(data){
						console.log(data);
						if(data.status == 0){
							alert("登录成功！")
							window.location.href="list.html";
						}else{
							alert("登录失败，密码或者用户名错误！");
							$("#user").val("");
							$("#password").val("");			
						}
					}					
				});
			})			
		})
	</script> -->



	<!-- <script>
		//执行完页面后
		$(function(){
			//执行按钮的点击事件
			$("#submit").click(function(){
				//前端获取用户名和密码
				var username=$("#user").val();
				var password=$("#password").val();
				
				//校验用户名和密码
				if(username.trim() =="" || password.trim() ==""){
					alert("用户名或者密码不能为空");
					return;
				}
			
			
			//ajax
			$.ajax({
				//路径 返回的数据 接收方法 数据类似
				url:"/user/login",
				data:{"username":username,"password":password},
				type:"POST",	
				dataType:"json",
				//处理接收的数据
				success:function(data){
					//打印日志
					console.log(data);
					//判断传回数据的状态码
					if(data.status==0){
						alert("登录成功");
						//跳转页面
						window.location.href="list.html";
					}else{
						alert("登录失败");
						$("#user").val("");
						$("#password").val("");
					}
				}
			});
		});
	});

	</script> -->



	<script>
		$(function(){
			$("#submit").click(function(){
				var username=$("#user").val();
				var password =$("#password").val();
				
				if(username=="" || password ==""){
					alert("账户或密码不能为空值！")
					return;							
				}
				
				$.ajax({
					url:"/user/login",
					data:{"username":username,"password":password},
					type:"POST",
					dataType:"json",

					success:function(data){
						if(data.status==0){
							alert("登录成功");
							window.location.href="list.html";
						}else{	
							alert("登录失败");
							$("#user").val("");
							$("#user").val("");
						}	
					}
					
				})
			});
		});
	</script>


	  <!-- <script>
		  // 核心业务逻辑
		  $(function(){
			  $("#submit").click(function(){
				  var username = $("#user").val();
				  var password = $("#password").val();

				  if(username.trim() == "" || password.trim() == "") {
					  alert("用户名或者密码不能为空！");
					  return;
				  }

				  $.ajax({
					  url:"/user/login",
					  data:{"username":username,"password":password},
					  type:"POST",
					  dataType:"json",	
					  success:function(data) {
						  console.log(data);
						  if(data.status == 0) {
							  alert("登录成功！");
							  //跳转到指定的页面了
							  window.location.href="list.html";
						  }else{
							alert("登录失败，密码或者用户名错误！");
							$("#user").val("");
							$("#password").val("");
						  }
					  }
				  });
			  });
		  });
	  </script> -->
  </head>
  <body id="body">
  	<div class="container" style="width: 400px;margin-top: 110px;background-color: rgba(255,255,255,0.8)">
  		<h3 style="text-align: center;">音乐服务器登录界面</h3>
	      <div class="form-group" >
	        <label for="user">用户名：</label>
	        <input type="text" name="username" class="form-control" id="user" placeholder="请输入用户名"/>
	      </div>
	      
	      <div class="form-group">
	        <label for="password">密码：</label>
	        <input type="password" name="password" class="form-control" id="password" placeholder="请输入密码"/>
	      </div>

	      <hr/>
	      <div class="form-group" style="text-align: center;"><!--class="form-group"-->
	        <input style="width: 200px;height: 40px" id="submit" class="btn btn btn-primary" type="button" value="登录" >
		  </div>
		<!-- 出错显示的信息框 -->
	  	<div class="alert alert-warning alert-dismissible" role="alert">
		  <button type="button" class="close" data-dismiss="alert" >
		  	<span>&times;</span>
		  </button>
		   <!-- <strong id="message">您尚未进行登录，请您登录!</strong> -->
		</div>
  	</div>
  </body>
</html>